全局改变text及Button 的样式

<style type="text/css"> .btn{border-right:#FF8600 1px solid;padding-right:2px;border-top:#FF8600 1px solid;padding-left:2px;font-size:12px;filter:progid:dximagetransform.microsoft.gradient(gradienttype=0,startcolorstr=#ffffff,endcolorstr=#cecfde);border-left:#FF8600 1px solid;cursor:hand;color:#000;padding-top:2px;border-bottom:#FF8600 1px solid;} .txt { border:1px solid #ccc; border-top:1px solid #586C80;height:18px; line-height:12px; padding:4px 4px 0 4px; vertical-align:middle; } </style> <script type="text/javascript"> window.onload = function() { var objs=document.getElementsByTagName("input"); for(var i=0;i<objs.length;i++) { //按钮类 if(objs[i].type=="button" || objs[i].type=="reset" || objs[i].type=="submit") { if(objs[i].className == ""){ objs[i].className = "btn"; } } //文本框类 if(objs[i].type=="text" || objs[i].type=="password" || objs[i].type=="file") { if(objs[i].className == ""){ objs[i].className = "txt"; } } } } </script>